Cognomen ทัศนวัฒน์ (ทัศนวัฒน์ 
) , in the world, is a very rare last name. The cognomen ทัศนวัฒน์ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Also, ทัศนวัฒน์ is the forename as well as the last name.